Rather than asking, "How can we do agile at scale in our big complex organization?" a different and deeper question is, "How can we have the same simple structure that Scrum offers for the organization, and be agile at scale rather than...
--Alistair Cockburn, author, "Writing Effective Use Cases" and "Surviving OO Projects""Too few people have a knack for explaining things. Fewer still have a handle on software analysis and design. Craig Larman has both."